| Prop `type` is not a string | exception | error | bytez, messages, content-parts, validation |
| API base not found for | exception | error | |
| Could not authenticate to Vault via AppRole | exception | error | |
| End User Id= does not exist in db | http | error | litellm, not-found, customer-management, http-404, rename |
| Error from qdrant checking if /collections exist | exception | error | |
| Failed to update Vantage settings | http | error | |
| Valkey semantic-cache index | validation | error | |
| vector_store_id is required when ingesting an existing… | validation | error | |
| Authentication Error | http | error | |
| Failed to download file from S3 | exception | error | |
| GEMINI_API_BASE is required | validation | error | |
| Method is not allowed for pass-through endpoint . | http | error | |
| No supported extensions for MIME type | validation | error | |
| azure-identity is required for AzureADCredential. Install… | exception | error | |
| Error converting prompt file | http | error | |
| OpenAI client is not an instance of OpenAI. Make sure you… | validation | error | |
| SAML response is not bound to this browser's login request. | http | error | |
| When overriding api_base for Gemini agents, you must also… | validation | error | |
| Admin access required to approve MCP server submissions. | http | error | |
| Azure Content Safety Guardrail | http | error | |
| Duplicate default team id(s) | http | error | |
| Received Messages= | validation | error | |
| Internal Server Error, " + str(e) | http | error | |
| Invalid display name | http | error | |
| Key is not in a team. MCP toolsets cannot be assigned to… | http | error | |
| Missing dependency . Run `pip install 'litellm[proxy] | exception | error | |
| SAML authentication failed | http | error | |
| An unknown error occurred with the stream | exception | error | |
| AnthropicException | exception | error | |
| Budget enforcement unavailable: the budget reservation… | http | error | |
| dcr_bridge is only supported for auth_type true_passthrough… | http | error | |
| Failed to patch prompt | http | error | |
| files_settings is not set, set it on your config.yaml file. | exception | error | |
| Invalid web identity token reference. | exception | error | |
| Multiple users with this email found in db. Please use… | http | error | |
| project_id is required | http | error | litellm, validation, http-400, projects |
| prompt_id is required for dotprompt manager | validation | error | dotprompt, prompt-management, required-parameter, model-string |
| You do not have permission to modify this memory entry. | http | error | |
| No addresses found for | exception | error | ssrf, dns, network, url-validation |
| User not found for user_id= | http | error | |
| {detail} | http | error | |
| End User Id(s)= do not exist in db | http | error | litellm, not-found, customer-management, http-404, batch-delete |
| Filtered or sub-attribute paths are not supported for | http | error | |
| guardrailConfig= is missing 'guardrailIdentifier'. Expected… | validation | error | |
| Missing model or messages | validation | error | |
| transform_search_response must be implemented by provider | exception | error | |
| URL source must include 'url' field (e.g.… | http | error | litellm-proxy, claude-code-marketplace, validation, http-400, plugin-registration |
| Video delete is not supported by Google Veo. Videos are… | exception | info | veo, gemini, video-delete, not-implemented, unsupported-operation, auto-expiry |
| CustomPromptManagement is required, got | exception | error | |
| Failed to check access group existence | http | error | |
| Failed to initiate upload | exception | error | |
| GDC only accepts a GDCH service account credential as a… | validation | error | |
| Google Secret Manager requires an Enterprise License | validation | error | |
| Invalid Langfuse host | http | error | |
| Memory with key ' ' already exists. | http | error | |
| Message must have a 'role' field | validation | error | bedrock, count-tokens, validation, messages, missing-field |
| messages must be a list | validation | error | bedrock, count-tokens, validation, type-error, converse |
| : Invalid model name passed in model= . Call `/v1/models`… | http | error | |
token_validation_failed OAuth token rejected: required field | http | error | |
| vector_store_id must be a non-empty string | http | error | |
| You must be a LiteLLM Enterprise user to use this feature… | http | error | |
| Bedrock Invoke HTTPX: Unknown provider= | validation | error | |
| Cannot create domain model from None record | exception | error | database, domain-model, none-record, pydantic |
| Error deleting attachment from DB | exception | error | |
| Key requests MCP toolsets not allowed by team | http | error | |
not_premium_user You must be a LiteLLM Enterprise user to use this feature. If you have a… | http | error | |
| object_permission cannot be an empty object; send null to… | http | error | |
| {response.text} | http | error | bedrock, invoke, http-status, aws |
| Unsupported Bedrock audio format for file | validation | error | |
| Unsupported document type | exception | error | vertex-ai, ocr, request-validation, enum-value |
| User id does not exist in 'LiteLLM_UserTable'. Fix this by… | http | error | |
| adelete_sandbox must be implemented by provider | exception | error | |
| Agentic loop detected repeated tool-call fingerprint… | exception | error | |
| Can't edit model. Model in config. Store model in db via… | http | error | |
| Either 'provider' or 'target_model_names' must be provided… | http | error | |
| Invalid date format. Use YYYY-MM-DD | http | error | |
| {masked_response_body} | http | error | |
| SAML SSO is not configured. Set SAML_IDP_METADATA_URL or… | http | error | |
| Top-level function names conflict with flattened namespace… | validation | error | |
| Unexpected litellm_params type | exception | error | |
| documents is required for Vertex AI rerank | exception | error | vertex-ai, rerank, request-validation, missing-parameter |
| Input type ' ' requires async_invoke route. Use model… | validation | error | |
| Team metadata validation is currently unavailable, so the… | http | error | |
| Unmapped provider passed in. Unable to get the response. | exception | error | litellm, transcription, provider |
| Error transforming Deepgram response | validation | error | |
| Invalid test value | exception | error | |
| limit must be non-negative | validation | error | litellm, focus, validation, argument-value |
| Access denied: You do not have permission to access this… | http | error | |
| API error | exception | error | http-error, lasso, guardrails, api-status |
| backoff is not installed. Please install it via 'pip… | exception | error | |
| Either file_data or file_id must be present in the file… | exception | error | anthropic, file, validation, missing-field |
| Error calling litellm.completion for generate_content | exception | error | |
| Key is not in a team. search_tools cannot be assigned to… | http | error | |
| Missing required environment variable - AWS_REGION_NAME | validation | error | |
| vertex_project, vertex_location, and model are required… | validation | error | |
| api_base is required for A2A provider | exception | error | a2a, api-base, provider-config, valueerror |
| BedrockFilesConfig does not support file listing | exception | error | bedrock, files-api, unsupported-operation, s3, litellm |
| BedrockGuardrail: 'checks' block contained only… | validation | error | |
| CustomSecretManagerException - config_file_path is required… | validation | error | |
| Error syncing attachments from DB | exception | error | |